Deprecate NonThreadSafe in remoting in favor of SequenceChecker.

remoting/host/host_window_proxy.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "remoting/host/host_window_proxy.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/location.h"
@@ skipping 57 matching lines @@
 };
 
 HostWindowProxy::HostWindowProxy(
     scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
     scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner,
     std::unique_ptr<HostWindow> host_window) {
   DCHECK(caller_task_runner->BelongsToCurrentThread());
 
   // Detach |host_window| from the calling thread so that |Core| could run it on
   // the |ui_task_runner_| thread.
-  host_window->DetachFromThread();
+  DETACH_FROM_SEQUENCE(host_window->sequence_checker_);
   core_ = new Core(caller_task_runner, ui_task_runner, std::move(host_window));
 }
 
 HostWindowProxy::~HostWindowProxy() {
-  DCHECK(CalledOnValidThread());
+  DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
 
   core_->Stop();
 }
 
 void HostWindowProxy::Start(
     const base::WeakPtr<ClientSessionControl>& client_session_control) {
-  DCHECK(CalledOnValidThread());
+  DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
 
   core_->Start(client_session_control);
 }
 
 HostWindowProxy::Core::Core(
     scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
     scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner,
     std::unique_ptr<HostWindow> host_window)
     : caller_task_runner_(caller_task_runner),
       ui_task_runner_(ui_task_runner),
@@ skipping 72 matching lines @@
     caller_task_runner_->PostTask(
         FROM_HERE, base::Bind(&Core::SetDisableInputs, this, disable_inputs));
     return;
   }
 
   if (client_session_control_.get())
     client_session_control_->SetDisableInputs(disable_inputs);
 }
 
 }  // namespace remoting